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EXPLANATION OF PLATES. 



Plate IV. 



Portions of cocoons, showing the silken construction. 



1. Saturma pavoiiia. 



2. Anthrocera filipendulce. 



3. Dicranura vinula. 



All X 25. 



Plate V. 



1. Cocoons of Nola alhula in situ on raspberry cane. 



2. Cocoon of Nola centonalis in situ on dry grass stem. 



3. Cocoon of Dicranura furcula in pitu on sallow branch. 



4. Cocoon of Hemerophila ahruptaria in situ on branch of a tree. 



5. Cocoon of Lasiocampa ilicifolia. 



All slightly reduced. 



Plate VI. 



1. Nodule of Rftinea resinella dissected to show silken pupal tube. 



2. Nodule of Retinea resinella in situ on pine shoot. 



3. Cocoon of Dicranura vinula in sitii on tree bark. 



All natural size. 



Plate VII. 



PsYCHiD CASES. All natural size. 



1. Psyche villosella. The three on the left decorated with pieces of heather and 



the one on the right with fragments of pine needles. 



2. Psyche opacella. The central specimen in situ on a small branch of furze. 



3. Talceporia tiihidosa (pseudo-bombycella). The silken pupal tubes dusted 



with minute fragments of lichen, etc. 



4. Fumea crassiorella, decorated with pieces of dry grass stem. 



5. Epichnopteryx reticella, decorated with pieces of dry grass stem. 



Plate VIII. 



COLEOPHOEID CASES X 2. 



1. C. therinella. An example of a straight silken case. 



2. C. vibicella. An example of a pistol-shaped silken case. 



3. C. nigricella. An example of a case formed from the cuticle of the leaf of 



the food-plant. 



4. C. onosmella. A case formed of portions of the leaf of Echiitm vulgare, the 



nature of which gives the peculiar hairy appearance. 



5. C. lineolea. Another example of a case formed from the cuticle of the leaf 



of the food-plant. 



6. C. saturatella. A case formed of fragments of the leaves of the food-plant. 



